move QPalette into QtGui

also add QGuiApplication::palette() for the default
application palette.

src/gui/guikernel/guikernel.pri

@@ -14,6 +14,7 @@ HEADERS += \
         guikernel/qkeysequence_p.h \
         guikernel/qkeymapper_p.h \
         guikernel/qmime.h \
+        guikernel/qpalette.h \
         guikernel/qsessionmanager.h \
         guikernel/qwindowdefs.h \
 
@@ -25,6 +26,7 @@ SOURCES += \
         guikernel/qkeymapper.cpp \
         guikernel/qkeymapper_qpa.cpp \
         guikernel/qmime.cpp \
+        guikernel/qpalette.cpp \
         guikernel/qguivariant.cpp \
 
 qpa {

src/gui/guikernel/qguiapplication.cpp

@@ -82,6 +82,8 @@ QPlatformIntegration *QGuiApplicationPrivate::platform_integration = 0;
 
 bool QGuiApplicationPrivate::app_do_modal = false;
 
+QPalette *QGuiApplicationPrivate::app_pal = 0;        // default application palette
+
 int qt_last_x = 0;
 int qt_last_y = 0;
 
@@ -145,6 +147,9 @@ QGuiApplication::~QGuiApplication()
     delete QGuiApplicationPrivate::qt_clipboard;
     QGuiApplicationPrivate::qt_clipboard = 0;
 
+    delete QGuiApplicationPrivate::app_pal;
+    QGuiApplicationPrivate::app_pal = 0;
+
 #ifndef QT_NO_CURSOR
     d->cursor_list.clear();
 #endif
@@ -610,6 +615,18 @@ QClipboard * QGuiApplication::clipboard()
 }
 #endif
 
+/*!
+    Returns the application palette.
+
+    \sa setPalette(), QWidget::palette()
+*/
+QPalette QGuiApplication::palette()
+{
+    if (!QGuiApplicationPrivate::app_pal)
+        QGuiApplicationPrivate::app_pal = new QPalette(Qt::black);
+    return *QGuiApplicationPrivate::app_pal;
+}
+
 QFont QGuiApplication::font()
 {
     QMutexLocker locker(applicationFontMutex());

src/gui/guikernel/qguiapplication.h

@@ -56,6 +56,7 @@ QT_MODULE(Gui)
 
 class QGuiApplicationPrivate;
 class QPlatformNativeInterface;
+class QPalette;
 
 #if defined(qApp)
 #undef qApp
@@ -94,6 +95,8 @@ public:
     static QClipboard *clipboard();
 #endif
 
+    static QPalette palette();
+
     static Qt::KeyboardModifiers keyboardModifiers();
     static Qt::MouseButtons mouseButtons();
 

src/gui/guikernel/qguiapplication_p.h

@@ -147,6 +147,8 @@ public:
     static QClipboard *qt_clipboard;
 #endif
 
+    static QPalette *app_pal;
+
     static QWindowList window_list;
 
 #ifndef QT_NO_CURSOR

src/gui/guikernel/qpalette.cpp

@@ -40,7 +40,7 @@
 ****************************************************************************/
 
 #include "qpalette.h"
-#include "qapplication.h"
+#include "qguiapplication.h"
 #include "qdatastream.h"
 #include "qvariant.h"
 
@@ -336,7 +336,7 @@ static QColor qt_mix_colors(QColor a, QColor b)
     roles are enumerated and defined in the \l ColorRole documentation.
 
     We strongly recommend that you use the default palette of the
-    current style (returned by QApplication::palette()) and
+    current style (returned by QGuiApplication::palette()) and
     modify that as necessary. This is done by Qt's widgets when they
     are drawn.
 
@@ -487,7 +487,7 @@ static QColor qt_mix_colors(QColor a, QColor b)
     \sa QApplication::setPalette(), QApplication::palette()
 */
 QPalette::QPalette()
-    : d(QApplication::palette().d),
+    : d(QGuiApplication::palette().d),
       current_group(Active),
       resolve_mask(0)
 {

src/gui/kernel/kernel.pri

@@ -26,8 +26,7 @@ HEADERS += \
 	kernel/qlayoutengine_p.h \
 	kernel/qlayoutitem.h \
 	kernel/qsizepolicy.h \
-	kernel/qpalette.h \
-	kernel/qstackedlayout.h \
+        kernel/qstackedlayout.h \
 	kernel/qtooltip.h \
 	kernel/qwhatsthis.h \
     kernel/qwidget.h \
@@ -58,8 +57,7 @@ SOURCES += \
         kernel/qlayout.cpp \
 	kernel/qlayoutengine.cpp \
 	kernel/qlayoutitem.cpp \
-        kernel/qpalette.cpp \
-	kernel/qstackedlayout.cpp \
+        kernel/qstackedlayout.cpp \
 	kernel/qtooltip.cpp \
 	kernel/qwhatsthis.cpp \
 	kernel/qwidget.cpp \

src/gui/kernel/qapplication.cpp

@@ -443,7 +443,6 @@ QString QApplicationPrivate::styleSheet;           // default application styles
 QPointer<QWidget> QApplicationPrivate::leaveAfterRelease = 0;
 
 int QApplicationPrivate::app_cspec = QApplication::NormalColor;
-QPalette *QApplicationPrivate::app_pal = 0;        // default application palette
 QPalette *QApplicationPrivate::sys_pal = 0;        // default system palette
 QPalette *QApplicationPrivate::set_pal = 0;        // default palette set by programmer
 
@@ -1678,17 +1677,6 @@ void QApplication::setGlobalStrut(const QSize& strut)
     QApplicationPrivate::app_strut = strut;
 }
 
-/*!
-    Returns the application palette.
-
-    \sa setPalette(), QWidget::palette()
-*/
-QPalette QApplication::palette()
-{
-    if (!QApplicationPrivate::app_pal)
-        QApplicationPrivate::app_pal = new QPalette(Qt::black);
-    return *QApplicationPrivate::app_pal;
-}
 
 /*!
     \fn QPalette QApplication::palette(const QWidget* widget)

src/gui/kernel/qapplication.h

@@ -156,7 +156,7 @@ public:
     // ### Qt4 compatibility, remove?
     static inline void setGraphicsSystem(const QString &) {}
 
-    static QPalette palette();
+    using QGuiApplication::palette;
     static QPalette palette(const QWidget *);
     static QPalette palette(const char *className);
     static void setPalette(const QPalette &, const char* className = 0);

src/gui/kernel/qapplication_p.h

@@ -402,7 +402,6 @@ public:
     static QWidgetList *popupWidgets;
     static QStyle *app_style;
     static int app_cspec;
-    static QPalette *app_pal;
     static QPalette *sys_pal;
     static QPalette *set_pal;